From their site: Carbon Monitoring for Action (CARMA) is a massive database containing carbon emissions data of over 50,000 power plants and 4,000 power companies worldwide. CARMA is the first global...

ContentMine is a content mining service designed primarily to work with science articles. It uses processors such as crawlers, scrapers, and visitors to mine data. Metadata from crawlers is stored in...

The Astrocast API communicates small bites of astronomical knowledge to any application using a GET method and JSON protocol. These details include astronomical planetary names, taxonomy, and related...

InterMine lets users create databases for integrating and analyzing complex biological data from many sources and formats. InterMine comes with a user-friendly, customizable web interface as well as...

The service from the U.S. Department of Agriculture provides data from soil surveys to support agricultural planning and geographic information about farming activities. Data provide geolocation and...

Nature.com is the online portal for the Nature Publishing Group, a major publisher of important scientific and medical information, both in print and online. The nature.com OpenSearch API provides an...

The Instituto de Investigaciones de la AmazonÃ­a Peruana (IIAP), or Research Institute of the Peruvian Amazon, is an institution of scientific research and technological development, specializing in...

The personal data repository is a project of the Berlin-Brandenburg Academy of Sciences. The goal of the project is to build a digital infrastructure for scientific biographical information.
A suite...

The service provides functions for visualizing data about the effectiveness of meteorological models to help evaluate their predictive success. A web-based tool plots measures of model accuracy using...

LabJack builds hardware and software to make measurement and automation simple and affordable. LabJack devices read the output of sensors measuring any type of external data and bring this data onto...

Ecometrica provides carbon and sustainability tools with the goal of making environmental accounting accessible to all organizations through web based services. The Ecometrica Our Impacts API allows...

The service provides a repository of meteorological and hydrological data, including recorded weather conditions and streamflow measurements from a number of widely distributed research sites. It is...

The service provides access to data for high-frequency radar (HFRADAR) vectors to be incorporated with mapping applications based on the Google Maps API. Data come from buoy sensors maintained by the...

The SAO/NASA Astrophysics Data System (ADS), operated by the Smithsonian Astrophysical Observatory (SAO), is a Digital Library portal for researchers in Astronomy and Physics.The ADS maintains three...

ScienceSeeker collects articles from science blogs around the world, allows users to find the latest science news and discussion on any topic. The database includes more than 1,000 blogs and 120,000...

The Strand Map Service (SMS), together with the National Science Digital Library (NSDL), provide an interactive graphical interface to help K-12 students understand the relationships between science...

GeneCruiser provides a single point of access to genomic information freely available from multiple public data sources. With GeneCruiser, users can find variations in genes or find the gene to which...

Kataloge Offene Daten Oesterreich (Open Data Catalogue Austria) is the online portal to Austrian government, public administration, libraries, science, and research data. The goal of this site is to...

The API provides a convenient point of access to information about biological pathways involving a specified physical entity (e.g. protein or small molecule) collected from public pathway databases....

The Protein Data Bank (PDB) archive is the single worldwide repository of information about the 3D structures of large biological molecules, including proteins and nucleic acids. It is managed by the...

GMOD, short for Generic Model Organism Database, is a project based on creating and managing genome-scale biological databases. GMOD provides a set of open-source tools to accomplish this. One of the...

LifeDesks is an online community that offers biodiversity taxonomists web platforms to share their work, collaborate with other scientists, and interact with both the public and the science community...

RxNorm provides normalized names for clinical drugs and links its names to many of the drug vocabularies commonly used in pharmacy management and drug interaction software. There are two RxNorm APIs...

The CIPRES project is a multi-site collaboration for Phyloinformatics and Computational Phylogenetics. The goal of the CIPRES project was to enable large-scale phylogenetic reconstructions on a scale...